This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 18 |
4 | 133 |
5 | 1236 |
6 | 13767 |
7 | 176674 |
8 | 2547561 |
9 | 40614408 |
10 | 708601771 |
11 | 13433957934 |
12 | 275200324797 |
13 | 6061423076476 |
14 | 142868492357151 |
15 | 3587417860571346 |
16 | 95560989416582353 |
17 | 2690066742390963216 |
18 | 79752454967110250835 |